AMS Sectional Meeting Program by Special Session

Current as of Tuesday, April 12, 2005 15:21:28

Associate secretaries:
Susan J Friedlander, AMS susan@math.northwestern.edu

Friday March 30, 2001, 9:00 a.m.-11:20 a.m.
Special Session on Polytopes, I
Room 335, Strong Hall
Organizers:
Margaret Bayer, University of Kansas bayer@math.ukans.edu
Carl Lee, University of Kentucky lee@ms.uky.edu
- 9:00 a.m.
  Counting faces in the extended Shi arrangement.
  Richard Ehrenborg*, University of Kentucky
  (964-05-46)
- 9:30 a.m.
  Bases for the Flag f-Vectors of Eulerian Posets.
  Nathan P Reading*, University of Minnesota
  (964-05-25)
- 10:00 a.m.
  Relating flag $f$-vector inequalities from the {\bf cd}-index and toric $g$-vector.
  Catherine Stenson*, Juniata College
  (964-52-199)
- 10:30 a.m.
  Meaning and uses of the $\ell$-vector.
  G\'abor Hetyei*, UNC Charlotte
  (964-06-216)
- 11:00 a.m.
  The Manin ring in string theory.
  Margaret A Readdy*, University of Kentucky
  (964-05-44)

Friday March 30, 2001, 3:00 p.m.-5:50 p.m.
Special Session on Polytopes, II
Room 335, Strong Hall
Organizers:
Margaret Bayer, University of Kansas bayer@math.ukans.edu
Carl Lee, University of Kentucky lee@ms.uky.edu
- 3:00 p.m.
  Orthogonal Matroids.
  Andrew Vince, University of Florida
  Neil L White*, University of Florida
  (964-05-85)
- 3:30 p.m.
  Recovering Lexicographic Triangulations from their $z$-vectors.
  Wendy A Weber*, Central College
  Carl W Lee, University of Kentucky
  (964-52-201)
- 4:00 p.m.
  Permutahedra Relative to a Regular Polytope.
  Vincent J Matsko*, Quincy University
  (964-52-153)
- 4:30 p.m.
  Discrete Morse functions from lexicographic orders.
  Eric K Babson, University of Washington
  Patricia L Hersh*, University of Washington
  (964-05-198)
- 5:00 p.m.
  Alexander duality for projections of polytopes.
  Xun Dong*, University of Minnesota
  (964-52-14)
- 5:30 p.m.
  Revisiting bicyclic 4-polytopes.
  Ted Bisztriczky*, University of Calgary
  (964-52-23)

Saturday March 31, 2001, 9:00 a.m.-11:20 a.m.
Special Session on Polytopes, III
Room 335, Strong Hall
Organizers:
Margaret Bayer, University of Kansas bayer@math.ukans.edu
Carl Lee, University of Kentucky lee@ms.uky.edu
- 9:00 a.m.
  First-order and Convex Rigidity of Polyhedra in Euclidean, Spherical and Hyperbolic Spaces I.
  Franco V. Saliola, Cornell University
  Walter J. Whiteley*, York University
  (964-52-219)
- 9:30 a.m.
  First-Order and Convex Rigidity of Polyhedra in Euclidean, Spherical and Hyperbolic Spaces II.
  Franco V Saliola*, Cornell University
  Walter J Whiteley, York University
  (964-52-212)
- 10:00 a.m.
  Perfect Delaunay Polytopes for Lattices.
  Robert M Erdahl*, Queen's University
  (964-52-164)
- 10:30 a.m.
  Edge maximal unit distance graphs in the plane.
  Brigitte Servatius*, Worcester Polytechnic Institute
  (964-05-235)
- 11:00 a.m.
  Commensurate Delaunay Tilings of $\mathbb{Z}^n$ and Voronoi's Theory of L-types.
  Robert M Erdahl, Queen's University
  Konstantin Rybnikov*, Cornell University
  (964-52-240)

Saturday March 31, 2001, 3:00 p.m.-5:20 p.m.
Special Session on Polytopes, IV
Room 335, Strong Hall
Organizers:
Margaret Bayer, University of Kansas bayer@math.ukans.edu
Carl Lee, University of Kentucky lee@ms.uky.edu
- 3:00 p.m.
  A positive semidefinite version of a simple polytope does not exist in some dimensions.
  Alexander Barvinok*, University of Michigan
  (964-52-118)
- 3:30 p.m.
  Linear Programming with no Right Hand Side.
  Walter Morris*, George Mason University
  (964-90-196)
- 4:00 p.m.
  Some results on the dominating set polytope.
  Teresa M Contenza*, University of Montevallo
  (964-52-149)
- 4:30 p.m.
  Lattice points of Flow polytopes.
  Jesus A De Loera*, Univ. of California, Davis
  Bernd Sturmfels, Univ. of California, Berkeley
  (964-52-121)
- 5:00 p.m.
  Toward Characterizing the Mutation Count Matrices.
  Jim Lawrence*, George Mason University
  (964-52-242)

Inquiries: meet@ams.org